Compatible with iPhone 3G, 3GS, 4, 4S, iPod touch, iPad Part#: WFFisica01 Connects your iPhone 3G, iPhone 3GS, iPhone 4 or iPhone 4S to your favorite fitness measuring devices, including your heart rate sensor. With this Wahoo Key, your phone, your favorite playlists, the best fitness Apps and real-time activity information are all in the palm of your hand... or strapped to your arm.
Wireless ANT+ AP2 ultra low power technology licence free, 2.4 GHz ISM band operation
Very low power usage – no internal battery
Compact yet rugged - similar size to iPhone charging plug
Sends and receives signals up to 10 feet (unobstructed)
Fits into 30-pin connector
Weight 3.5g (0.12 oz.)
Product Reviews for Wahoo Fitness Fisica Sensor Key ANT+ Enabled